Home / 31,641.44-47,467.68-14,110.88

Finding the Fourth Proportional to 31,641.44, 47,467.68 and 14,110.88

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Solution

The fourth proportional to 31,641.44, 47,467.68 and 14,110.88 is: 21,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,641.44 : 47,467.68 = 14,110.88 : x
  2. Step 2: Convert to fraction form
    31,641.44/47,467.68 = 14,110.88/x
  3. Step 3: Cross multiply
    31,641.44x = 47,467.68 × 14,110.88
  4. Step 4: Simplify right side
    31,641.44x = 669,810,736.36
  5. Step 5: Solve for x
    x = 669,810,736.36/31,641.44
  6. Step 6: Final answer
    x = 21,168.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.